Caddo Parish, LA

ZIP 71105

In ZIP 71105, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lake Shreve Estates Water System meets every EPA legal limit; 8 contaminants are above health goals, led by bromoform at 214× California’s Public Health Goal.
• Closer to Superfund sites than 60% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Alloy Piping Products LLC (33%), mostly chromium.
• Fine particles (PM2.5) average 8.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 244,659 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71105

• Superfund sites nearbyA to D
• Factories and industrial sitesC
• Oil and gas wellsF
• Parks and nature nearbyD to F
• Air qualityC to D
• Drinking water qualityD
• Pesticide useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to D
• Radiation signalsB to C

Based on 11 census tracts · compiled September 10, 2026 · how each grade works and its sources

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